20391377982

素因数分解:

$2^1\times 3^1\times {\mathrm{47}}^1\times {\mathrm{107}}^1\times {\mathrm{643}}^1\times {\mathrm{1051}}^1$

素因数の和:1853

約数の個数: 64

約数和(自身を含む): 42145173504

約数和(自身を除く): 21753795522

約数列:

[1, 2, 3, 6, 47, 94, 107, 141, 214, 282, 321, 642, 643, 1051, 1286, 1929, 2102, 3153, 3858, 5029, 6306, 10058, 15087, 30174, 30221, 49397, 60442, 68801, 90663, 98794, 112457, 137602, 148191, 181326, 206403, 224914, 296382, 337371, 412806, 674742, 675793, 1351586, 2027379, 3233647, 4054758, 5285479, 6467294, 9700941, 10570958, 15856437, 19401882, 31712874, 31762271, 63524542, 72309851, 95286813, 144619702, 190573626, 216929553, 433859106, 3398562997, 6797125994, 10195688991, 20391377982]

約数ペア:

[(1, 20391377982), (2, 10195688991), (3, 6797125994), (6, 3398562997), (47, 433859106), (94, 216929553), (107, 190573626), (141, 144619702), (214, 95286813), (282, 72309851), (321, 63524542), (642, 31762271), (643, 31712874), (1051, 19401882), (1286, 15856437), (1929, 10570958), (2102, 9700941), (3153, 6467294), (3858, 5285479), (5029, 4054758), (6306, 3233647), (10058, 2027379), (15087, 1351586), (30174, 675793), (30221, 674742), (49397, 412806), (60442, 337371), (68801, 296382), (90663, 224914), (98794, 206403), (112457, 181326), (137602, 148191)]